{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005761","490:4900007369","490:4900004676","490:4900006395","470:4700004498","490:4900004831","490:4900006275","490:4900004820","490:4900001405","490:4900004955","490:4900005242","490:4900006272","490:4900003712","490:4900001978","470:4700004327","490:4900006274","490:4900001023","490:4900007740","490:4900004964","494:4940007046","466:4660004062","490:4900005893","490:4900001265","490:4900007500","490:4900001276"],"twin_admin_codes":[490,490,490,490,470,490,490,490,490,490,490,490,490,490,470,490,490,490,490,494,466,490,490,490,490],"twin_sims":[0.6869624037203583,0.56872406809697,0.5268750040733564,0.5163789454652412,0.4732186577211816,0.4446327945609897,0.40769443709484304,0.3939493992864535,0.3801763558602213,0.36695744749969567,0.35248044358915437,0.3446616403187828,0.33616933072923305,0.3248161638977052,0.3195350553938442,0.31497039937536364,0.31336009735561077,0.29501248400124597,0.2947681533965032,0.2883310894951724,0.28671130381168736,0.2860055277939139,0.27598953503611734,0.27303795791351027,0.2719296820991089],"twin_dists":[0.11254592362170836,0.1379802474742703,0.14702709115092652,0.14931775398718963,0.15887187965841917,0.16535491176667408,0.1739772681869001,0.17727109244107972,0.1806254886996776,0.18390056661284665,0.18755603985972813,0.18956266756047188,0.19176972191188263,0.1947680801163414,0.19618256370019269,0.19741576684606085,0.19785322356209328,0.20293175234583966,0.20300060828298658,0.20482700049551214,0.20529040294630155,0.20549280838030862,0.20839836277911233,0.20926681043468134,0.20959438886043158],"n_dims_used":45,"mean_confidence":0.9218725416395399},"coverage":{"mean_confidence":0.9218725416395399,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}